Page Comparison

flowchart TD
    Start --> DoesCommentTextExist{Does comment text exist on page?}
    DoesCommentTextExist -->|Yes| DoesExactMatchExist{Does exact match before and after comment text?}
    DoesCommentTextExist -->|No| UnmatchedCommentSection[Unmatched Comment Section]
    DoesExactMatchExist -->|Yes| AttachComment[Attach Comment To This ADF Node]
    DoesExactMatchExist -->|No| CalculateLevenshtein

    subgraph WholeBeforeAfter
        CalculateLevenshtein[Calculate Levenshtein Distance Between Before and After text] --> SortByMinimumDistance[Sort by minimum distance]
        SortByMinimumDistance --> IsFirstItemMinimumDistanceUnder40{Is first item minimum distance under 40 changes?}
    end

    IsFirstItemMinimumDistanceUnder40 -->|Yes| AttachComment
    IsFirstItemMinimumDistanceUnder40 -->|No| GetXWordsBeforeAfterComment[Get X Words before and after comment]

    subgraph WordsBeforeAfter
        GetXWordsBeforeAfterComment --> TrimBeforeAndAfterToSameLength
        TrimBeforeAndAfterToSameLength --> CalculateWordsLevenshtein
        CalculateWordsLevenshtein --> IsDistanceLessThan50percentCharacters{IsDistanceLessThan50percentCharacters}
        IsDistanceLessThan50percentCharacters -->|Yes| AddToChecks
        IsDistanceLessThan50percentCharacters -->|Yes| CalculateWordsLevenshtein
        IsDistanceLessThan50percentCharacters -->|No| CalculateWordsLevenshtein
        AddToChecks --> SortByWordsMinimumDistance
        SortByWordsMinimumDistance --> IsThereAnyItems{IsThereAnyItems}
    end

    IsThereAnyItems -->|Yes| AttachComment
    IsThereAnyItems -->|No| UnmatchedCommentSection